IEHP Geospatial Analysis Tip Sheet

1 - Searching the Map

Selecting the magnifying glass icon will open search bar that will function just like Google maps.

Example 1 - Victorville, CA

 

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Example 2 - Hemet, CA

 

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2 - Toggling Map Layers

With the Layer Control menu you can turn on & off certain layers of the map to customize the viewing experience. In this example we toggle the Zip Code layer.

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3 - Zoom Controls

Selecting the \(+\) sign will zoom the map in to see a narrower view

Selecting the \(-\) sign will zoom the map out to see a wider view

Alternatively you can use your mouse scroll wheel to achieve the same results.

4 - Resetting the Map View

After altering the map view in any way to quickly reset the map select the push pin icon.

 

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5 - Interaction Tools

Zoom In Selection Tool

To get a close up view into a specific area the Zoom In Selection Tool is a great utility.

Keyboard Shortcut

Hit the Z key to swap to the Zoom In Selection tool

 

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Panning Tool

With the Panning Tool we can freely move the map around to view different areas of the map.

Keyboard Shortcut

Hit the F key to swap to the Panning tool

 

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Rectangular Selection

The rectangular selection tool allows us to select large areas very quickly.

Keyboard Shortcut

Hit the A key to swap to the Rectangular Selection tool

 

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Radial Selection

The Radial Selection tool allows us create a circular selection region, this is great for determining how far patients live from a specific clinic.

Keyboard Shortcut

Hit the S key to swap to the Radial Selection tool

In this example lets see how many patients live within a \(10\) mile radius of our Barstow clinic

 

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Lasso Selection

In instances where the rectangular or radial selection is not precise enough consider using the Lasso selection tool to draw a custom region.

Keyboard Shortcut

Hit the D key to swap to the Lasso Selection tool.